DE68919849D1 - DIRECTIONAL IGNITRON WITH GROOVED CATHODE. - Google Patents

DIRECTIONAL IGNITRON WITH GROOVED CATHODE.

Info

Publication number
DE68919849D1
DE68919849D1 DE68919849T DE68919849T DE68919849D1 DE 68919849 D1 DE68919849 D1 DE 68919849D1 DE 68919849 T DE68919849 T DE 68919849T DE 68919849 T DE68919849 T DE 68919849T DE 68919849 D1 DE68919849 D1 DE 68919849D1
Authority
DE
Germany
Prior art keywords
ignitron
directional
grooved cathode
grooved
cathode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE68919849T
Other languages
German (de)
Inventor
Wilfried Eckhardt
Hayden Gallagher
Roland Fleig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Application granted granted Critical
Publication of DE68919849D1 publication Critical patent/DE68919849D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
    • H01J13/02—Details
    • H01J13/04—Main electrodes; Auxiliary anodes
    • H01J13/06—Cathodes
    • H01J13/10—Containers for the liquid pool; Arrangements or mounting thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
    • H01J13/02—Details
    • H01J13/34—Igniting arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
    • H01J13/50—Tubes having a single main anode
    • H01J13/54—Tubes having a single main anode with control by igniter, e.g. single-anode ignitron
DE68919849T 1988-10-12 1989-09-05 DIRECTIONAL IGNITRON WITH GROOVED CATHODE. Expired - Lifetime DE68919849D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/256,673 US4970440A (en) 1988-10-12 1988-10-12 Orientation independent ignitron with grooved cathode
PCT/US1989/003785 WO1990004260A1 (en) 1988-10-12 1989-09-05 Orientation independent ignitron with grooved cathode

Publications (1)

Publication Number Publication Date
DE68919849D1 true DE68919849D1 (en) 1995-01-19

Family

ID=22973135

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68919849T Expired - Lifetime DE68919849D1 (en) 1988-10-12 1989-09-05 DIRECTIONAL IGNITRON WITH GROOVED CATHODE.

Country Status (6)

Country Link
US (1) US4970440A (en)
EP (1) EP0416044B1 (en)
JP (1) JPH0734348B2 (en)
DE (1) DE68919849D1 (en)
IL (1) IL91585A0 (en)
WO (1) WO1990004260A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8710726B1 (en) * 2012-06-14 2014-04-29 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Reduced plating ignitron
US10580610B2 (en) 2013-03-15 2020-03-03 General Electric Company Cold cathode switching device and converter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191322246A (en) * 1913-10-02 1914-10-01 Thomas Transmission Ltd Improvements in and connected with the Driving of Road Vehicles.
US1847646A (en) * 1928-03-15 1932-03-01 Bbc Brown Boveri & Cie Electric power rectifier cathode construction
GB694539A (en) * 1950-06-30 1953-07-22 Philips Electrical Ind Ltd Improvements in or relating to circuits embodying electric discharge tubes with liquid cathodes
US2907905A (en) * 1958-03-06 1959-10-06 Reliance Electric & Eng Co Mercury vapor discharge device
US3475636A (en) * 1967-11-14 1969-10-28 Hughes Aircraft Co Liquid-metal arc cathode with maximized electron/atom emission ratio
GB1191394A (en) * 1968-01-23 1970-05-13 Central Electr Generat Board Improvements in or relating to Mercury Arc Rectifiers.
US3659132A (en) * 1970-07-02 1972-04-25 Hughes Aircraft Co Liquid-metal arc switching device and process
US4093888A (en) * 1976-06-02 1978-06-06 Hughes Aircraft Company Liquid-metal plasma valve configurations
US4264839A (en) * 1979-06-12 1981-04-28 Hughes Aircraft Company Orientation independent ignitron

Also Published As

Publication number Publication date
JPH03502625A (en) 1991-06-13
EP0416044B1 (en) 1994-12-07
EP0416044A1 (en) 1991-03-13
WO1990004260A1 (en) 1990-04-19
IL91585A0 (en) 1990-04-29
JPH0734348B2 (en) 1995-04-12
US4970440A (en) 1990-11-13

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Legal Events

Date Code Title Description
8332 No legal effect for de